toscano Vigilec ZERO V1Z Manual De Usuario página 26

Phase loss (three-phase pumps)
In a three-phase installation, when one of the phases is interrupted or missing, in the
supply of the equipment or in the output to the pump, a failure due to lack or loss of
phase occurs.
The device detects the problem and displays the fault | | .
PxA ERR
Setting the underload protection (Imin.) to the "OFF" position cancels the phase
failure protection.
ERROR
ERROR
OK
X
X
X X
X
X
i i
| |
...4 ...
PxA ERR
22